BT Gun Company carries Engineered Materials Inc. DBA Tetra Gun products for firearm cleaning and maintenance, including gun cleaning kits, oils and solvents, cleaning rods, and patch holders. Available items include Tetra ValuPro III kits for universal rifle, handgun, and shotgun use, caliber-specific handgun and rifle kits, Tetra Gun Action Blaster, and the Tetra Pro Smith Brass Patch Holder.
